ST1000NM0085 Seagate 1TB 7.2K RPM SAS-12GBPS Enterprise HDD.

SEAGATE ST1000NM0085 1TB Enterprise HDD Overview

The SEAGATE ST1000NM0085 is a high-performance enterprise-class hard disk drive designed for demanding workloads. With a capacity of 1TB, a 7200 RPM spindle speed, and a SAS 12Gbps interface, this HDD delivers fast data transfer rates and reliable storage for mission-critical applications. Featuring a 128MB buffer and a 3.5-inch form factor, it is optimized for enterprise storage systems, data centers, and high-availability environments.

Technical Specifications

Below are the detailed technical specifications of the SEAGATE ST1000NM0085:

General Specifications

• Model: ST1000NM0085
• Capacity: 1TB
• Interface: SAS 12Gbps
• Form Factor: 3.5-inch
• Spindle Speed: 7200 RPM
• Cache Buffer: 128MB

Performance Metrics

• Data Transfer Rate: Up to 12Gbps (SAS)
• Average Latency: 4.16ms
• Workload Rate: 550TB/year
• MTBF: 2.5 million hours

Power and Environmental

• Power Consumption (Active): ~7W
• Power Consumption (Idle): ~5W
• Operating Temperature: 5°C to 60°C
• Non-Operating Shock: 250G (2ms)

Key Features of the SEAGATE ST1000NM0085

This enterprise HDD is packed with advanced technologies to ensure durability, speed, and efficiency:

• 1TB Storage Capacity – Ideal for large-scale data storage and archival.
• 7200 RPM Spindle Speed – Ensures fast read/write operations.
• SAS 12Gbps Interface – Delivers high-speed data transfer rates.
• 128MB Cache Buffer – Enhances performance for sequential workloads.
• Enterprise-Class Reliability – Designed for 24/7 operation with high MTBF.
• PowerBalance Technology – Optimizes power efficiency without compromising performance.

Versatile Usage for Diverse Workloads

From advanced analytics to enterprise-grade backups, this 3.5-inch HDD caters to a broad range of business-critical applications:

• Massively scalable cloud environments and virtualized storage farms
• Distributed architectures leveraging Hadoop and Ceph
• High-density RAID solutions and SAN/NAS/DAS infrastructures
• Comprehensive data protection for virtual tape and disk-to-disk backups

Reliability and Performance You Can Count On

With a stellar Mean Time Between Failures (MTBF) of 2 million hours, the ST1000NM0085 offers durability designed for non-stop operations. Coupled with dual-port SAS 12Gb/s interface, data throughput and availability are maximized—even under multi-threaded enterprise loads.

Key Highlights:

• Form Factor: Standard 3.5-inch for effortless integration
• Internal Mount: Ideal for rack-mounted and tower-based systems
• Interface: High-bandwidth 12Gbps SAS with dual-port architecture
• Capacity: 1 Terabyte of enterprise-grade storage
• Vibration Tolerance: 12.5 rad/s² @1500Hz to ensure consistency in harsh environments

Optimized for Enterprise Efficiency

This model integrates seamlessly into high-capacity workloads while maintaining power and cooling efficiency. Its low-halogen construction and humidity sensor enhance environmental resilience, making it a solid fit for energy-conscious data centers.

Smart Functional Features

• Low-Halogen Composition: Eco-friendly without compromising durability
• Hot-Pluggable: Simplifies maintenance and upgrades
• Humidity Sensor: Prevents damage from environmental fluctuations
• Super Parity Technology: Enhances data integrity across sectors

Speed and Responsiveness Built-In

Engineered with a 128MB cache buffer and spinning at 7200 RPM, this HDD delivers a sustained data transfer rate of up to 215 MB/s. Combined with an average latency of just 4.16 milliseconds, it ensures responsive performance for time-sensitive applications.

Performance Snapshot:

• Buffer Memory: 128 MB cache for smooth I/O operations
• Rotation Speed: 7200 RPM for enterprise workloads
• Transfer Rate: Consistent throughput at 215 MB/s max sustained
• Latency: 4.16 ms average for quick response times

Compact Dimensions, Heavyweight Capabilities

Despite its robust performance, the ST1000NM0085 maintains a compact 147.0 x 101.85 x 26.1 mm footprint, weighing in at just 605 grams. This makes it ideal for dense storage arrays where every millimeter counts.

Physical Specifications

• Length: 147.0 mm
• Width: 101.85 mm
• Height: 26.1 mm
• Drive Weight: 605 grams

Built for Scalability and Growth

Whether you're deploying storage for AI workloads, hosting cloud-native platforms, or building a resilient archive system, the Seagate Enterprise Capacity V.5 is engineered to scale alongside your evolving IT landscape. The ST1000NM0085 offers peace of mind with hot-plug support and durable construction that minimizes maintenance overhead.